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2024
1 Pavlou, Dimitrios; Correia, José A.F.O.; Fazeres-Ferradosa, Tiago; Gudmestad, Ove Tobias; Siriwardane, Sudath C.; Lemu, Hirpa G.; Ersdal, Gerhard; Liyanage, Jayantha Prasanna; Hansen, Vidar; Minde, Mona Wetrhus; RATNAYAKE MUDIYANSELAGE, Chandima; Delimitis, Andreas; El-Thalji, Idriss; Adasooriya, Nirosha; Samarakoon, Samarakoon Mudiyansele Samindi; Hemmingsen, Tor.
Analytical and Experimental Methods in Mechanical and Civil Engineering. Springer Nature 2024 (ISBN 978-3-031-49722-3) 586 s. Structural Integrity(.)
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2023
2 Ersdal, Gerhard; Atteya, Mostafa Ahmed; Mikkelsen, Ove.
Statistical evaluation of tubular joint SCFs from test data and finite element analyses. IOP Conference Series: Materials Science and Engineering 2023
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3 Riise, Simen; Atteya, Mostafa Ahmed; Mikkelsen, Ove; Ersdal, Gerhard.
Experimental assessment of cracked tubular joints repaired with crack-deflecting holes and weld-toe grinding. IOP Conference Series: Materials Science and Engineering 2023
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2022
4 Ersdal, Gerhard.
Inspection and Repair: Introduction. I: Ageing and life extension of offshore facilities : Proceedings of the ASME 2021 International conference on asset integrity management. The American Society of Mechanical Engineers (ASME) 2022 ISBN 9780791885789.
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5 Ersdal, Gerhard; Aven, Terje.
Commentary on: “The ethical dilemmas of risky decisions” by Ben J.M. Ale, David H. Slater, and Des N.D. Hartford. Risk Analysis 2022
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6 Ersdal, Gerhard; Halsne, Marita; Oma, Narve; Andersen, Terje L; Langøy, Morten Andre; Bjørheim, Lars Geir.
Semisubmersible in Service Experiences on the Norwegian Continental Shelf. I: ASME 2022 41st International Conference on Ocean, Offshore and Arctic Engineering Volume 3: Materials Technology; Pipelines, Risers, and Subsea Systems. The American Society of Mechanical Engineers (ASME) 2022 ISBN 978-0-7918-8587-1.
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7 Fjeldstad, Arne; Landet, Einar; Bjørheim, Lars Geir; Ersdal, Gerhard.
Repair Methods for Loadbearing Steel Structures Operating on the Norwegian Continental Shelf. I: Ageing and life extension of offshore facilities : Proceedings of the ASME 2021 International conference on asset integrity management. The American Society of Mechanical Engineers (ASME) 2022 ISBN 9780791885789.
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8 O'Malley, John; Lervik, Andreas; Wiley, Tim; Ersdal, Gerhard.
Inspection and Maintenance of Ageing Concrete Oil and Gas Structures on the Norwegian Continental Shelf. I: Ageing and life extension of offshore facilities : Proceedings of the ASME 2021 International conference on asset integrity management. The American Society of Mechanical Engineers (ASME) 2022 ISBN 9780791885789.
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9 Salama, Mamdouh M.; Stacey, Alexander; Ersdal, Gerhard.
Ageing and Life Extension of Offshore Facilities - Front matter. I: Ageing and life extension of offshore facilities : Proceedings of the ASME 2021 International conference on asset integrity management. The American Society of Mechanical Engineers (ASME) 2022 ISBN 9780791885789.
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10 Salama, Mamdouh M.; Stacey, Alexander; Ersdal, Gerhard.
Ageing and life extension of offshore facilities : Proceedings of the ASME 2021 International conference on asset integrity management. The American Society of Mechanical Engineers (ASME) 2022 (ISBN 9780791885789)
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11 Salama, Mamdouh M.; Stacey, Alexander; Ersdal, Gerhard.
Remaining Technical Gaps. I: Ageing and life extension of offshore facilities : Proceedings of the ASME 2021 International conference on asset integrity management. The American Society of Mechanical Engineers (ASME) 2022 ISBN 9780791885789.
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12 Sharp, John; Ersdal, Gerhard.
Overvview of Underwater Inspection and Repair for Ageing Offshore Structures. I: Ageing and life extension of offshore facilities : Proceedings of the ASME 2021 International conference on asset integrity management. The American Society of Mechanical Engineers (ASME) 2022 ISBN 9780791885789. s. 277-285
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13 Sharp, John; Salama, Mamdouh M.; Ersdal, Gerhard; Stacey, Alexander.
Life extension and integrity management of ageing pipelines. I: Ageing and life extension of offshore facilities : Proceedings of the ASME 2021 International conference on asset integrity management. The American Society of Mechanical Engineers (ASME) 2022 ISBN 9780791885789. s. 233-239
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14 Stacey, Alexander; Ersdal, Gerhard.
Structural Integrity Management of Ageing Offshore Structures: A Regulatory Perspective. I: Ageing and life extension of offshore facilities : Proceedings of the ASME 2021 International conference on asset integrity management. The American Society of Mechanical Engineers (ASME) 2022 ISBN 9780791885789.
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2021
15 Atteya, Mostafa Ahmed; Mikkelsen, Ove; Oma, Narve; Ersdal, Gerhard.
Residual strength of tubular columns with localized thickness loss. I: ASME 2021 40th international conference on ocean, offshore and arctic engineering : Volume 3: Materials technology. The American Society of Mechanical Engineers (ASME) 2021 ISBN 9780791885130.
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16 Atteya, Mostafa Ahmed; Mikkelsen, Ove; Wintle, John; Ersdal, Gerhard.
Experimental and numerical study of the elastic SCF of tubular joints. Materials 2021 ;Volum 14.(15) s. -
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17 Sharp, John V; Ersdal, Gerhard.
Underwater Inspection and Repair for Offshore Structures. John Wiley & Sons 2021 (ISBN 9781119633792)
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18 Sigvaldsen, Marie; Ersdal, Gerhard; Markeset, Gro; Samarakoon, Mudiyansele Samindi Manjula K; Langeteig, Magne.
Capacity of Concrete Structures with Corroded Reinforcement and Prestressing Tendons. IOP Conference Series: Materials Science and Engineering 2021 ;Volum 1201. s. -
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2020
19 Atteya, Mostafa Ahmed; Mikkelsen, Ove; Pavlou, Dimitrios; Ersdal, Gerhard.
Crack Arresting With Crack Deflecting Holes in Steel Plates. ASME 2020 39th International Conference on Ocean, Offshore and Arctic Engineering; 2020-08-03 - 2020-08-07
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20 Atteya, Mostafa Ahmed; Mikkelsen, Ove; Pavlou, Dimitrios; Ersdal, Gerhard.
Crack arresting with crack deflecting holes in steel plates. I: ASME 2020 39th International Conference on Ocean, Offshore and Arctic Engineering - Volume 3: Materials Technology. The American Society of Mechanical Engineers (ASME) 2020 ISBN 978-0-7918-8434-8. s. -
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2019
21 Ersdal, Gerhard; Oma, Narve.
Investigation of updating methods for probability-informed inspection planning for offshore structures. IOP Conference Series: Materials Science and Engineering 2019 ;Volum 700.(1) s. -
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22 Ersdal, Gerhard; Sharp, John; Stacey, Alexander.
Ageing and life extension of offshore structures : The challenge of managing structural integrity. Wiley-Blackwell 2019 (ISBN 9781119284390) 198 s.
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23 Moan, Torgeir; Amdahl, Jørgen; Ersdal, Gerhard.
Assessment of ship impact risk to offshore structures - New NORSOK N-003 guidelines. Marine Structures 2019 ;Volum 63. s. 480-494
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24 Neeraas, Håkon; Ersdal, Gerhard; Oma, Narve; Hellevig, Nils-Christian.
Inspection planning for fatigue cracks in offshore structures by Monte Carlo simulations. IOP Conference Series: Materials Science and Engineering 2019 ;Volum 700.(1) s. -
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25 Vo, Tri Minh; Hestholm, Kristoffer; Ersdal, Gerhard; Oma, Narve; Sivertsvik, Matias.
Buckling capacity of simulated patch corroded tubular columns – laboratory tests. IOP Conference Series: Materials Science and Engineering 2019 ;Volum 700.(1) s. -
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2017
26 Ersdal, Gerhard.
Safety Barriers in Structural and Marine Engineering. I: ASME 2017 36th International Conference on Ocean, Offshore and Arctic Engineering - Volume 9: Offshore Geotechnics; Torgeir Moan Honoring Symposium. ASME Press 2017 ISBN 978-0-7918-5777-9. s. -
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2016
27 Moan, Torgeir; Amdahl, Jørgen; Ersdal, Gerhard.
Assessment of ship impact risk to offshore structures - new NORSOK N-003 guidelines. The 3rd Offshore Structural Reliability Conference OSRC2016; 2016-09-14 - 2016-09-16
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28 Sæstad, Alexander; Ersdal, Gerhard; Siriwardane, S.A. Sudath C..
Comparison of Deterministic and Probabilistic Fatigue Assessment Methods: A Case Study of a Road Bridge. I: 19th Congress of IABSE, Challenges in Design and Construction of an Innovative and Sustainable Built Environment. International Association for Bridge and Structural Engineering 2016 ISBN 978-3-85748-144-4. s. 275-283
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2015
29 Ersdal, Gerhard; Haleem, Hesham; Ratnayake, R.M. Chandima.
Panel Discussion: Extending the Life of Aging Assets in the North Sea and Around the Globe. Asset Integrity Management Stavanger; 2015-02-11 - 2015-02-12
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2014
30 Ersdal, Gerhard; Sharp, John; Galbraith, David.
Ageing accidents – suggestion for a definition and examples from damaged platforms. OMAE 2014; 2014-06-08 - 2014-06-13
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31 Ersdal, Gerhard; Sharp, John; Galbraith, David.
LESSONS LEARNED FROM AUDITING STRUCTURAL INTEGRITY MANAGEMENT. OMAE2014; 2014-06-08 - 2014-06-13
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2013
32 Tharaldsen, Jorunn Elise; Wiig, Siri; Østnes, Hilde Karin; Ersdal, Gerhard; Hinderaker, Rolf H.; Lootz, Elisabeth; Knudsen, Sigve; Hanson, Bjørn Andreas; Dybvig, Gunnar; Lauridsen, Øyvind.
A System Perspective on Organizational Learning. I: SPE European HSE Conference and Exhibition - Health, Safety, Environment and Social Responsibility in the Oil &Gas Exploration, Apr 16 - 18, 2013 2013, London, United Kingdom. Society of Petroleum Engineers 2013 ISBN 978161399256-2.
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2012
33 Wiig, Siri; Ersdal, Gerhard; Guldbrandsen, Tone; Hanson, Bjørn Andreas; Tharaldsen, Jorunn Elise; Dybvig, Gunnar; Dahle, Irene Bergljot.
Major accidents and their consequences for risk regulation. I: Advances in Safety, Reliability and Risk Management - proceedings of the European Safety and Reliability Conference, ESREL 2011. CRC Press 2012 ISBN 978-0-415-68379-1. s. 33-41
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2011
34 Hörnlund, Erik; Ersdal, Gerhard; Hinderaker, Rolf H.; Johnsen, Roy; Sharp, John M..
Material Issues in Ageing and Life Extension (OMAE2011-49363). I: 30th International Conference on Ocean, Offshore and Arctic Engineering (OMAE2011) - Vol. III. ASME Press 2011 ISBN 978-0-7918-4435-9. s. 261-267
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35 Håbrekke, Solfrid; Bodsberg, Lars; Hokstad, Per; Ersdal, Gerhard.
Issues for Consideration in Life Extension and Managing Ageing Facilities. I: 30th International Conference on Ocean, Offshore and Arctic Engineering (OMAE2011) - Vol. III. The American Society of Mechanical Engineers (ASME) 2011 ISBN 978-0-7918-4435-9. s. 173-182
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2008
36 Ersdal, Gerhard; Aven, Terje.
Risk informed decision-making and its ethical basis. Reliability Engineering & System Safety 2008 ;Volum 93.(2) s. 197-205
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37 Ersdal, Gerhard; Aven, Terje.
Risk management and its ethical basis. Reliability Engineering & System Safety 2008 ;Volum 92.(2) s. 197-205
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2005
38 Aven, Terje; Ersdal, Gerhard.
Risk management and its ethical basis. : 2005
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2004
39 Ersdal, Gerhard; Kübler, Oliver; Faber, Michael H; Sørensen, John Dalsgaard; Haver, Sverre; Langen, Ivar.
Economic Optimal Reserve Strength for a Jacket Structure. ASRANet International Colloquium; 2004-07-05 - 2004-07-07
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2003
40 Ersdal, Gerhard; Sørensen, John Dalsgaard; Langen, Ivar.
Updating of structural failure probability based on experienced wave loading. The Thirteenth (2003) International Offshore and Polar Engineering Conference; 2003-05-25 - 2003-05-30
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2002
41 Ersdal, Gerhard; Langen, Ivar.
On Assessment of Existing Offshore Structures. The Twelfth (2002) International Offshore and Polar Engineering Conference; 2002-05-26 - 2002-05-31
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